Voice Engineer // Cisco / Avaya

Our client is an international product-focused fintech company working on simplifying and improving the global payment ecosystem. They build solutions that enable seamless and secure transactions, with a strong focus on cloud platforms and container-based services, supporting both digital and in-person payment channels. The company employs around 300 people across Europe, with more than 70 experts based in Prague, primarily in product development and engineering roles. All products are built fully in-house from scratch by cross-functional agile teams, with a strong emphasis on quality, performance, security, and long-term maintainability. They value independence, ownership, and a strong engineering culture, and continuously invest in modern, performance-driven systems supporting FinTech clients across Europe, the Americas, Asia, and beyond. Heavy corporate processes are intentionally avoided in favor of a collaborative, pragmatic, and technically driven environment. The Prague office serves as a key product development and innovation hub. The role can be based in Prague, České Budějovice, or worked remotely, depending on what works best for the candidate.To succeed in this role, you should have: • 5+ years of experience as a Java / Kotlin backend developer. • Strong hands-on experience with Spring Boot, REST APIs, and modern Java frameworks. • Proven experience designing and developing clean, reusable, and testable code in a microservices architecture. • Practical experience with cloud technologies, preferably AWS (Azure or GCP is also acceptable). • Good understanding of performance, security, and scalability in distributed systems. • Experience with CI/CD pipelines and modern development workflows. • Hands-on experience with Docker, Kubernetes, or similar container technologies is an advantage. • Ability to work independently, take responsibility for your part of the system, and drive technical decisions. • Experience with code reviews, technical documentation, and improving engineering standards. • Knowledge of React or frontend collaboration is a plus, not a requirement. • Communicative English (B2+) for daily collaboration in an international environment. • Proactive, reliable, and comfortable working in a fast-moving, product-driven environment.Designing and developing clean, reusable, and testable backend code within a microservices-based architecture. • Working on cloud-based backend solutions for modern payment terminal platforms used by international FinTech clients. • Development and maintenance of internal tools focused on: • device and terminal management, • reporting and analytics, • secure cloud and transaction-related services. • Actively participating in design decisions, proposing and defending design patterns and best practices. • Maintaining a strong focus on performance, security, scalability, and system stability. • Collaborating closely with business analysts, testers, Scrum Master, and payment domain experts. • Supporting code quality, participating in code reviews, and improving overall engineering standards. • Mentoring junior team members and contributing to the technical growth of the team. • Working in cross-functional agile teams using Scrum methodology.You will be guided through the recruitment process by a senior recruiter with hands-on IT background, ensuring a focused, transparent, and technically relevant process — without unnecessary recruitment bureaucracy. NOTE! We are only considering candidates with valid EU work authorization. Visa sponsorship is not available for this role.

Our client is a well-established technology company with more than 20 years of history and fewer than 500 employees. It delivers enterprise infrastructure, security solutions, and selected SaaS services to mid-sized and large organizations. The company designs and operates hybrid and private cloud environments, strengthens security standards, and integrates automation and AI into daily operations. It is continuously expanding its Managed Services portfolio, building a structured and scalable operating model on top of core infrastructure.• Strong experience with enterprise infrastructure environments (servers, virtualization, networking, storage). • Solid hands-on experience with Linux and Windows Server in production environments. • Experience with virtualization platforms (VMware, Hyper-V, Linux KVM). • Good understanding of infrastructure architecture and high-availability design. • Experience managing changes in production environments (Change Management). • Proven ability to resolve complex incidents and perform root cause analysis. • Experience with backup solutions and disaster recovery scenarios. • Understanding of core security principles (hardening, IAM, segmentation). Leadership profile: • Experience leading a hybrid or remote team (5–10 engineers). • Ability to take full ownership of a service and its delivery. • Customer-facing experience in a consultative or service-oriented environment. • Strong hands-on mindset with natural technical authority.This is a senior “player-coach” role with end-to-end responsibility for the service as a whole — including operations, quality, SLA, change management, and continuous development — while remaining actively hands-on in Linux and infrastructure environments. This is not a helpdesk position and not a shift-based role. It combines technical leadership, service delivery ownership, and a consultative interface toward enterprise customers. Key responsibilities: • Lead a hybrid (on-site / remote) team of up to 10 engineers. • Own end-to-end service delivery toward customers (SLA, quality, stability). • Oversee incident, problem, and change management processes. • Handle technical escalations and ensure service continuity. • Engage directly with customers — propose improvements, infrastructure changes, and service enhancements. • Support presales activities (solution input, capacity estimates, operating model definition). • Contribute to the development and standardization of Managed Services. • Collaborate closely with cloud and security teams on service evolution. Operating model: • Services are delivered in a 24/7 model. • This is not a shift-based position. • Availability is ensured through a rotating on-call model within the team. • Participation in on-call is expected based on seniority and operational needs.If this opportunity resonates with you, we would be glad to connect. The recruitment process will be led by an experienced IT recruiter with hands-on technical background, ensuring a focused and meaningful discussion. NOTE! This position is open only to candidates who are eligible to work in the EU without visa sponsorship, who can reside and work in the Czech Republic on a long-term basis, and who are fluent in Czech